As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
RIGHT OTBD DEICE BOOT INTERMITTENTLY DOES NOT ALWAYS INFLATE OR DEFLATE. OCCASIONALLY SLOW, ACFT RETURNED TO GATE. REMOVED PANEL 613AR, R & R DISTRIBUTION VALVE AT POSITION R20 IAW MM 30-10-16. REINSTALLED PANEL 613AR. RAN ACFT, OPS CHECKED GOOD.